6221266 has 8 divisors (see below), whose sum is σ = 9633024. Its totient is φ = 3010260.

The previous prime is 6221263. The next prime is 6221273. The reversal of 6221266 is 6621226.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 6221266.

It is not an unprimeable number, because it can be changed into a prime (6221263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50110 + ... + 50233.

It is an arithmetic number, because the mean of its divisors is an integer number (1204128).

Almost surely, 2^6221266 is an apocalyptic number.

6221266 is the 1578-th centered pentagonal number.

6221266 is a deficient number, since it is larger than the sum of its proper divisors (3411758).

6221266 is a wasteful number, since it uses less digits than its factorization.

6221266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100376.

The product of its digits is 1728, while the sum is 25.

The square root of 6221266 is about 2494.2465796308. The cubic root of 6221266 is about 183.9188559977.

The spelling of 6221266 in words is "six million, two hundred twenty-one thousand, two hundred sixty-six".